Magnate 6106 T-Slot Router Bit - 1/8" Kerf; 5/8" Large Diameter; 3/8" Small Diameter 2-Flute Carbide Tipped; 1/8" Kerf; 5/8" Large Diameter; 3/8" Small Diameter; 5/8" Cutting Length 1/4" Shank Diameter